croaker (Otolithes ruber)

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1 Bull. Eur. Ass. Fish Pathol., 34(4) 2014, 109 croaker (Otolithes ruber) P. Shohreh 1,2, H. Ebrahimzadeh Mousavi 1, M. Soltani 1, I. Mobedi 3, M. Ghadam 1 * and S. Mehdizadeh Mood 4 1 Department of Aquatic Animal Health, Faculty of Veterinary Medicine, University of Tehran, Tehran, Iran; 2 Faculty of Veterinary Medicine, Amol University of Special Modern Technologies, Amol, Iran; 3 Department of Parasitology, Faculity of hygiene,tehran University of Medical Sciences, Tehran, Iran; 4 Aquatic Animal Health and Disease Department, Abstract The tiger tooth croaker, Otolithes ruber - Callitetrarhynchus gracilis, Grillotia sp. and Pseudogilquinia thomasi - reports a new host record P. thomasi in O. ruber Introduction coastal provinces: Khozestan in the northwest, Hormozgan in the northeast and Boushehr in the most important commercial species in the, Otolithes ruber The trypanorhynchan cestodes, characterized by ered as the most common helminthic parasites being present in all species except the Aporhynchus bulbs and run sinuously or in spirals towards - covered with tentacular hooks that are arranged many marine teleosts and invertebrates (Abdou et al., 1999). Several studies on the trypano- * Corresponding author s masoomeghadam@ut.ac.ir

2 110, Bull. Eur. Ass. Fish Pathol., 34(4) 2014 Figure 1. recently, Haseli et al. - - Callitetrarhynchus gracilis Pseudogilquinia thomasi Palm, 2000, Pterobothrium lesteri Campbell and Pseudolacistorhynchus shipleyi Southwell, 1929 and the most abundant parasite in their study was C. gracilis which was The - - O. ruber Material and methods O. ruber with the - - to the Veterinary Organization laboratories

3 Bull. Eur. Ass. Fish Pathol., 34(4) 2014, 111 located at the sampling sites, and examined trypanorhynch cestodes in the abdominal cavity and the musculature. Trypanorhynch larvae drated in an ethanol series, cleared in methyl salicylate and mounted on to slides in Canada - scolex length (SL), scolex width at pars bulbosa (SW at pb), scolex width at pars bothrialis (SW at pbo), pars bothrialis (pbo), pars vaginalis (pv), pars bulbosa (pb), pars post bulbosa (ppb), bulb length (BL), bulb width (BW), bulb ratio (BR). All measurements are given in micrometers. Prevalence and intensity were calculated ac- - the Tehran, Tehran, Iran, Callitetrarhynchus gracilis; Grillotia ID: Pseudogilquinia thomasi. Results and dicussion Genus: Callitetrarhynchus Pintner, 1931 Species: C. gracilis Host: O. ruber around the gills and musculature examined) Localities: Khuzestan, Bushehr and Hormozgan site Description For C. gracilis C. gracilis had acraspedote scolex, with ap- notched posterior margins. Bothrial pit was absent. Pars vaginalis was longer than pars bothrialis, pars post bulbosa was absent. Elongated Bulbs, 4 elongated tentacles, without basal swelling was seen. Prebulbar organs and gland cells inside bulbs was absent. Metabasal tentacular armature poeciloacanthous atypical elements without wings was seen. Characteristic basal armature was absent. Phylum: Platyhelminthes Gegenbaur, 1859 Class: Cestoda Order: Trypanorhyncha Remarks The morphological characters and measure- specimens are in agreement with previous

4 112, Bull. Eur. Ass. Fish Pathol., 34(4) 2014 descriptions by Palm (2004), who recorded Ablennes hirans Ratu, Indonesia, and Haseli et al. (2011) that C. gracilis the Red Sea (Al-Zubaidy, 2011) were in two Phylum: Platyhelminthes Gegenbaur, 1859 Class: Cestoda Genus: Grillotia sp. Host: O. ruber amined) Localities: Khuzestan, Bushehr and Hormozgan site Description Grillotia This genus have elongated, slender, acraspedote scolex, without prominent appendix, two patel- absent. Pars vaginalis was longer than pars bothrialis and pars post bulbosa was short. Prebulbar organs and gland cells inside bulbs armature heteroacanthous multitypical. Four hooks was seen in each principal row, hook 4 Remarks Grillotia species in recent years have resulted in the recognition (a) The Erinaceus group (G. borealis, G. brayi, G. dollfusi, G.erinaceus, G. musculara, G. patagonica), - (b) The Christianella group [G. (C). australis, G. (C). carvajalregorum, G. (C). longispinis, G. (C). minuta, G. (C). yuniariae group also have 4 hooks in each principal row hooks (Beveridge and Campbell, 2010). to Grillotia erinaceus complex. Phylum: Platyhelminthes Gegenbaur, 1859 Class: Cestoda Genus: Pseudogilquinia sp. Bilquees & Khar- Species: P. thomasi

5 Bull. Eur. Ass. Fish Pathol., 34(4) 2014, 113 Host: O. ruber amined) Localities: Hormozgan site Description For P. thomasi Remarks P. thomasi plerocerci O. ruber. Comparing the scolex meas- P. thomasi plerocerci in the present the Indian halibut ( Bloch and Sumatra, Indonesia, and P. thomasi plerocerci that Haseli et al. P. erumei mens present a wider size range than the others. However, there is a similarity in scolex shape between them. The species had the elongated, slightly acraspe- margins and deep posterior notch. Bothrial pits was absent. Pars vaginalis was longer than pars bothrialis and Elongated bulbs, project into pars Four elongated tentacles, without basal swelling. Tentacle sheaths straight in anterior pars vaginalis, sinuous or coiled in reminder. Prebulbar organs and gland cells inside bulbs was absent. Metabasal armature poecilocanthous multitypical, hooks present between each principal row, 4 hooks in row 1, 3-4 hooks in row 2, 2-3 hooks a central massive, more triangular hook and 2 hooks with an uncinate blade extended handle. trypanorhynchs 1994; Kardousha, 1999; Hassan et al., 2002; reported adult trypanorhynchs. We observed C. gracilis C. gracilis is widely distributed with a large host range (Kardousha, 1999; Hassan et al., 2002; Haseli et al. (2011) reported C. gracilis plerocerci O. ruber Grillotia sp. O. ruber in this study Among ten commercially important teleosts in

6 114, Bull. Eur. Ass. Fish Pathol., 34(4) 2014 P. thomasi was restricted to P. erumei In the present study however, musculature P. thomasi and C. gracilis was seini et al. (2013) reported P. thomasi (D. thomasi) P. erumei Grillotia sp. and C.gracilis in abdominal cavity Hassan et al. (2002) reported P. thomasi (Dasyrhynchus thomasi Palm, 2000) plerocerci P. erumei in trunk and tails region, and vertebral - large hosts providing more habitats suitable larval stages consuming along (Aloo et al., 2004). portant O. ruber (Pelayo et al., 2009), suggesting that the croaker well as those dealing with mass production Control Point (HACCP) methods during mass production, aiming at the elimination, avoidance or risks reduction, in order to provide a Acknowledgements their support during the work done at the Uni- provided by the Iran Veterinary Organization. References Journal of the Egyptian Society of Parasitology 38, Abdou NL, Ashour AA, Heckmann AR and Beltagy MS (1999). On the helminth Egyptian Journal of Aquatic 3(4), Al-Zubaidy AB (2011). First record in Yemen Lethrinus lentjan Red Sea. Journal of King Abdulaziz University (Marine Sciences) 17 Aloo PA, Anam RO and Mwangi JN (2004).

7 Important Fish along the Kenyan Coast. Western Indian Ocean Journal of Marine Science 3(1) Grillotia erinaceus species complex (Cestoda: Trypanorhyncha) G. brayi. Systematic Parasitology 68 own terms: Margolis et al. revisited. Journal of Parasitology.83 Arab 10 the shark, Carcharhinus dussumieri Haseli M, Malek M and Palm HW (2010). Zootaxa 2492 Haseli M, Malek M, Valinasab T and Palm HW Iranian Journal of Helminthology 85 Hassan MA, Palm HW, Mahmoud M and Jama FA (2002). Trypanorhynch cestodes Arab Gulf Journal of 20 Hosseni SH, Alinezhad S, Mobedi I, Halajian A, Karimi E, Ahoo MB and Yasemi M (2013). Pseudorhombus elevatus, orientalis Iranian Journal of Fisheries Sciences 12(4) Canal University, Egypt. Kardousha MM (1999). Helminth parasite Arab 17 (Pterobothrium Journal of the Faculty of Veterinary Medicine, University of Tehran, Iran 26 (in Persian). the tiger tooth croaker Otolithus ruber in San Brazilian Coastal Waters. Memórias do Instituto Oswaldo Cruz 92(1) Palm HW (2000). Trypanorhynch cestodes Ocean). Folia Parasitologica 47 Palm HW (2004). The Trypanorhyncha Diesing, Workshop on Theoretical and Marine Parasitology, Atlant NIRO, Kaliningrad. (Epinephelus coioides (Stromateus cinereus). Pajouhesh and Sazandegi 62 Pelayo V, Garcia-Hernandez P, Puente P, Rodero anti-gymnorhynchus gigas (Trypanorhyncha,

8 Gymnorhynchidae) antibodies in a Spanish population. Journal of Parasitology 95(3), Chaharmahal va Bakhtyari Province, Iran. Iranian Journal of Parasitology 7(1) Ichthyology 2 (Systematics). Hagh shenas in Thunnus tonggol. Iranian Fisheries Research and Training Organization, IFRO, Unpublished Master Science thesis, Study on some helminth parasites larvae Arab 12 Tirgarie M, Radha Krishnan CU and Howard American Journal of Veterinarian Research 36 (15)

Study on the parasites of Pseudorhombus elevatus, Psettodes erumei and Brachirus orientalis from the Persian Gulf, Iran

Iranian Journal of Fisheries Sciences 12(4),827-835 2013 Study on the parasites of Pseudorhombus elevatus, Psettodes erumei and Brachirus orientalis from the Persian Gulf, Iran Hosseini S.H. 1 *; Alinezhad